TABLE 4

Dose Calibrator Efficiency for γ-Emitters (Rn)

γ- EmitterVEENSTRA VDC-405Atomlab 100Isomed 1000/2000Capintec CRCCentronic
57Co1.011.031.080.990.96
60Co1.031.020.991.001.00
99mTc1.020.940.970.951.00
131I1.060.991.021.001.00